WO2012007968A1 - Système d'éclairage externe pour véhicules de transport - Google Patents

Système d'éclairage externe pour véhicules de transport Download PDF

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Publication number
WO2012007968A1
WO2012007968A1 PCT/IT2010/000017 IT2010000017W WO2012007968A1 WO 2012007968 A1 WO2012007968 A1 WO 2012007968A1 IT 2010000017 W IT2010000017 W IT 2010000017W WO 2012007968 A1 WO2012007968 A1 WO 2012007968A1
Authority
WO
WIPO (PCT)
Prior art keywords
lighting device
lamp
auxiliary
lighting
power supply
Prior art date
Application number
PCT/IT2010/000017
Other languages
English (en)
Inventor
Giulio Caroselli
Barbara Antellini
Original Assignee
Giulio Caroselli
Barbara Antellini
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from ITRM20090012 external-priority patent/ITRM20090012U1/it
Priority claimed from ITRM20090105 external-priority patent/ITRM20090105U1/it
Application filed by Giulio Caroselli, Barbara Antellini filed Critical Giulio Caroselli
Publication of WO2012007968A1 publication Critical patent/WO2012007968A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
    • B60Q11/002—Emergency driving lights in the event of failure of the principal lighting circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/19—Attachment of light sources or lamp holders
    • F21S41/192—Details of lamp holders, terminals or connectors

Definitions

  • the present invention refers to an external lighting system for transportation vehicles.
  • transportation vehicles are equipped with an external lighting system comprising one or more lighting devices, one or more respective power supply circuits for said lighting devices, a control unit intended to control the power supply circuits, for example to allow a driver to manually control the lighting system from inside the driving compartment.
  • the power supply circuit (one or more) is integrated, or at least partially integrated, inside the control unit.
  • the lighting devices are equipped with a lamp- holding support, with a respective lamp and with a protective front screen transparent to the optical radiation emitted by the lamps, at least in relation to some optical frequencies. At least in the case in which a lighting device is arranged on the front side of the vehicle, it is generally also equipped with a respective reflector adapted to suitably shape the optical beam to be emitted.
  • the set of such lighting devices including the aforementioned common screen forms a so-called optical group.
  • Lighting " systems for vehicles are intended for different . important functions, such as: indicating the presence of the vehicle itself, lighting up the road, indicating manoeuvres of the vehicle or the driver's intended manoeuvres.
  • the aforementioned lighting systems are subject to failure/malfunction, which is generally due to the failure of one or more lighting devices due, for example, to one or more lamps burning out, to the contacts of the lamp-holder supports oxidising or breaking, to the interruption of possible fuses, or to the interruption of the power supply circuits for example due to a conducting cable being severed.
  • the present invention has the purpose of providing an external lighting system for vehicles that also in the case of failure ensures, as far as is possible, continuous functionality of one or more associated lighting devices.
  • FIG. 1 schematically shows a perspective view of a transportation vehicle comprising a lighting system in accordance with a first embodiment
  • figure 2 schematically shows an enlarged part of figure 1 ;
  • FIG. 3 schematically shows a variant embodiment of the enlarged part of figure 2;
  • FIG. 4 schematically shows a partial perspective view of a second transportation vehicle comprising a lighting system analogous to that of the vehicle of figure 1;
  • figure 5 schematically shows an enlarged part of figure 4
  • FIG. 6 schematically shows a further enlarged part of figure 4
  • - figures 7 and 8 show two examples of lighting devices able to be used in a first variant - embodiment of the lighting system
  • FIG. 9 shows two further examples of lighting devices able to be used in a further variant embodiment of the lighting system
  • FIG. 11-13 show a further example of the lighting device able to be used in a further variant embodiment of the lighting system
  • FIG. 14 shows a further example of a lighting device able to be used in a further variant embodiment of the lighting system
  • figure 15 shows a simplified block diagram of a lighting system.
  • reference numeral 1 globally indicates a transportation vehicle that in the particular embodiment is in the form of an automobile.
  • the automobile 1 comprises a body 2 that extends along an axis of prevailing - longitudinal extension L-L, equipped with a front part 3.
  • the automobile 1 comprises an external light system or unit, comprising a plurality of lighting devices, a control unit and a plurality of power supply circuits. Some lighting devices can be grouped, in a per se known way in one or more optical groups. In figure 1 . it is possible in particular to see a right front optical group A_d and a left front optical group A_s . Such optical groups A-d, A_s will be presumed to be identical or substantially similar and hereafter, for ' the sake of brevity, we will describe just the left optical group A_s .
  • Such an optical group A_s comprises a common screen 8, for example made from glass or resin and comprises the following lighting devices:
  • a first lighting device 4 suitable for performing the specific function of a parking light (or first parking light) ;
  • a first lighting device 5 suitable for performing the specific function of a dipped light (or first dipped light);
  • a lighting device 6 suitable for performing the specific function of a driving light (or full beam) .
  • Each of the aforementioned ' lighting devices comprises a respective reflector 9, a respective lamp 20, and a respective lamp-holding support (not shown in figures 1 and 2) .
  • the front left optical group A_s also comprises:
  • an auxiliary lighting device 5' suitable for performing the specific function of a dipped light (or auxiliary dipped beam) and also having a reflector 9 and a dedicated lamp 20.
  • Figure 3 shows a variant embodiment of the optical group of figure 2, in which there is, in addition to the lighting devices 4,5,6 already described with reference to figure 2, a single auxiliary " lighting device 4' that is, for example, suitable for performing the specific function of a dipped light.
  • an external lighting system of the automobile 1 of figure 1 is schematically represented, comprising two front optical groups A_s and A_d, each of which comprises a first dipped light 5, and an auxiliary beam of dipped light 5' .
  • the lighting system 150 comprises a control unit C_P (which, for example, is the same control unit of the automobile 1) and two at least partially separate power " - supply circuits 151, A and 151', A' (which can even optionally be completely separate) respectively intended to supply power to the first dipped lights 5, and the auxiliary dipped lights 5'. Since the power supply circuits are considered to be widely known to the man skilled in the art they will not be detailed any further in the present 'description.
  • the station C_P is such as to control the power supply of the first dipped lights 5 and keep the auxiliary dipped beams 5' turned off.
  • the lighting system is equipped with an electronic operation verification system 155 (suitable for detecting, for example, anomalous variations in voltage or variations/interruptions of current) , operatively connected to or integrated ⁇ in the control unit C_P, suitable for detecting a failure/malfunction of the first dipped lights and/or of the associated power supply circuit A, 151 and for indicating a failure/malfunction state to the station C_P.
  • the station C_P is programmed, following said indication of failure/malfunction, to:
  • an off-road vehicle 21 comprising an external lighting system of which in the figures it is possible to see a left rear optical group P_s, a right rear optical group P_d fixed to (or rather integrated in) the rear part 22 of. the off- road vehicle 21, and a right side optical group F_d.
  • the rear optical groups P_d and P_s are identical to one another or substantially similar and for example each one comprises, in addition to a common screen 8 :
  • a first lighting device 21 suitable for performing the specific function of a reversing light (or reverse headlight) ;
  • a first lighting device 24 suitable for performing the specific function of a parking light (or "first" rear parking light); '
  • a first lighting device 25 suitable for performing the specific function of a dipped light (or "first" rear dipped light) ;
  • an auxiliary lighting device 25' suitable for performing the specific function of a dipped light (or rear "auxiliary" dipped light) .
  • a dipped light or rear "auxiliary" dipped light
  • a first lighting device 35 for example comprising an incandescent bulb 35, suitable for performing the specific function of a turning indicator light;
  • an auxiliary lighting device for example comprising a row of LEDs 35' , suitable for performing the specific function of a turning indicator light.
  • first lighting device and the associated "auxiliary” lighting device it is also possible without distinction to foresee for the "first" lighting device and the associated "auxiliary” lighting device, to be, as described up to now, complete and self-dependent lighting devices (therefore making the -device totally redundant) or, as will be described hereafter, for them to be parts of lighting devices that when associated with a matching common part are such as to form a complete lighting device.
  • an external lighting system 150 for transportation vehicles 1,21 comprising:
  • control unit C_P connected to or at least partially integrating said first power supply circuit A, 151;
  • auxiliary power supply circuit A', 151' for said auxiliary lighting device 5' at least partially distinct from said first power supply circuit .
  • an electronic system 155 for verifying operation operatively connected or at least partially integrated in said control unit C_P, suitable for detecting a failure/malfunction of said first lighting device 5 and/or of said iirst power supply circuit A, 151 and for indicating a failure/malfunction state to the station C_U, said station being programmed to: -
  • the electronic system 155 for verifying operation is such as to continuously or at least periodically verify the correct operation of the aforementioned auxiliary lighting device 5' and/or of said auxiliary power supply circuit A' , 151' even in correct operation conditions of the -first lighting device 5 and/or of the first power supply circuit A, 151 and to indicate a failure/malfunction state to the station C_U, said station being programmed, following said indication of failure/malfunction, to produce a light/sound " signal 156 inside the driver' s compartment of the vehicle in order to inform the driver.
  • the station C_P can be advantageously programmed to allow the vehicle to start up in the case of correct operation of the associated auxiliary power supply device 5' .
  • the aforementioned at least one first lighting device 5 comprises a first pair of front dipped and/or parking lights, each comprising a reflector, a lamp 20 and a lamp-holding support 9, integrated in the front end 3 of the vehicle 1 and in which said at least one auxiliary lighting device comprises a further pair of front dipped lights or parking lights, each comprising a reflector, a lamp and a lamp-holding support, also integrated in the front end 3 of the vehicle 1.
  • the first lighting device comprises a first pair of rear dipped lights or parking lights, each comprising a lamp 20 and a lamp-holding support, integrated in the rear end 22 (or in the hatchback rear door) of the vehicle and in which said at least one auxiliary lighting device comprises a further pair of rear dipped lights or parking lights, each comprising a lamp 20 and a lamp-holding support, also integrated in the rear end 22 of the vehicle 21 (or in the hatchback rear door) .
  • the "first" lighting device and the "auxiliary” lighting device can . be partial- lighting devices, in which the first partial lighting device 20, 27 comprises a first lamp-holder 27 and an associated .
  • the common rotary device 70 is able to rotate around an axis R-R parallel or substantially parallel to the axis of longitudinal extension of the vehicle L-L, or coinciding or substantially coinciding with it for example in the case of a motorcycle.
  • the common rotary device 70 is able to rotate around an axis T-T perpendicular or substantially perpendicular to the axis of longitudinal extension L-L of the vehicle.
  • the common rotary device 70 supports two arrays of LEDs .20 and 20' that selectively and mutually exclusively share a common reflector 9.
  • the common rotary device 70 is in the form of a drum able to rotate around an axis perpendicular to the axis of longitudinal extension L-L of the vehicle and that can house a number of lamp-holders 27-27''' and of lamps 20- 20''' equal to or greater than 4.
  • the first lighting device and the auxiliary lighting device are partial devices that selectively and mutually exclusively share a remaining common portion.
  • the first lighting device comprises a first reflector portion 80 associated with a first- lamp-holder 27 and the auxiliary lighting device comprises at least one second respective reflector portion 80' associated with a second lamp- holder 27', the first and second reflector portion 80, 80' having an identical shape and being fixedly connected to the common rotary device 70, the first lighting device and the auxiliary lighting device sharing a common reflector portion 9 matching said first 80 and second 80' reflector portion, to selectively and mutually exclusively form a complete lighting device with a substantially continuous reflective surface, for example shaped like a paraboloid.
  • the complete lighting device comprises a water-tight protective housing 90 fixed to a rear part of said common reflector portion 9 and suitable for housing the common rotary device 70, the first lighting device 20, 80, 27 and the auxiliary lighting device 20', 80', 27'.
  • the common reflector portion 9 comprises a reflector equipped with a through opening 81 and in which said first and second reflector portion 80, 80' comprise walls with a reflective surface, for example mirrored, such as to selectively and mutually exclusively block off said through opening.
  • an auxiliary lighting device 5 ⁇ in the case in which it is of the "complete” type can optionally retractable going from a rest configuration PI where it is hidden from view (which the auxiliary device takes up when the "first device" operates correctly) to a visible operating configuration.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Abstract

La présente invention concerne un système d'éclairage externe (150) pour des véhicules de transport (1,21) comprenant: - au moins un premier dispositif d'éclairage complet ou partiel (5; 20,27) prévu pour assurer une fonction d'éclairage externe spécifique; - un premier circuit d'alimentation en puissance (A, 151) pour le premier dispositif d'éclairage; - une unité de commande (C_P) reliée au premier circuit d'alimentation en puissance (A,151) ou bien intégrant au moins partiellement ledit premier circuit d'alimentation en puissance; - un dispositif d'éclairage complet ou partiel (5; 20', 27') prévu pour assurer la même fonction spécifique que ledit premier dispositif d'éclairage; - un circuit d'alimentation en puissance auxiliaire (A', 151' ) pour le dispositif d'éclairage auxiliaire, au moins partiellement distinct du premier circuit d'alimentation en puissance et relié à l'unité de commande (C_P) ou au moins partiellement intégré dans cette unité de commande; - un système de vérification de fonctionnement électronique (155) fonctionnellement relié à ladite unité de commande ou intégré à cette dernière, et servant à détecter une panne/un fonctionnement défectueux du premier dispositif d'éclairage et/ou du premier circuit d'alimentation en puissance et à indiquer un état de panne/fonctionnement défectueux au poste, ledit poste étant programmé pour: - désactiver automatiquement le premier dispositif d'éclairage et le premier circuit d'alimentation en puissance; et - activer le dispositif d'éclairage auxiliaire et le circuit de puissance auxiliaire après la réception de l'indication de panne/fonctionnement défectueux.
PCT/IT2010/000017 2009-01-23 2010-01-25 Système d'éclairage externe pour véhicules de transport WO2012007968A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
ITRM2009U000012 2009-01-23
ITRM20090012 ITRM20090012U1 (it) 2009-01-23 2009-01-23 Proiettori di scorta per veicoli
ITRM2009U000105 2009-06-18
ITRM20090105 ITRM20090105U1 (it) 2009-06-18 2009-06-18 Sistema di sostituzione automatica di lampada guasta su veicoli

Publications (1)

Publication Number Publication Date
WO2012007968A1 true WO2012007968A1 (fr) 2012-01-19

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PCT/IT2010/000017 WO2012007968A1 (fr) 2009-01-23 2010-01-25 Système d'éclairage externe pour véhicules de transport

Country Status (1)

Country Link
WO (1) WO2012007968A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2799286A1 (fr) * 2013-05-02 2014-11-05 Valeo Vision Module d'éclairage et/ou de signalisation rotatif et multifonctions
FR3025290A1 (fr) * 2014-08-26 2016-03-04 Peugeot Citroen Automobiles Sa Module d'eclairage multifonction pour vehicule automobile
CN106444720A (zh) * 2016-11-14 2017-02-22 中车青岛四方机车车辆股份有限公司 轨道车辆照明系统的故障诊断方法、装置和系统
DE102018109214A1 (de) 2017-04-19 2018-10-25 Varroc Lighting Systems, s.r.o. Vorrichtung zum Erfassen einer Fehlfunktion einer planaren OLED-Lichtquelle oder einer Gruppe von OLED-Lichtquellen, insbesondere für einen Scheinwerfer oder eine Leuchte eines Kraftfahrzeugs

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2942430A1 (de) * 1979-10-17 1981-04-30 Gerd 2213 Wilster Schlüter Schaltungsanordnung zur ausfallsicherung einer fahrzeuglampe
US4446507A (en) * 1983-03-29 1984-05-01 Daniels Ronald M Automobile headlight control system
DE4140155A1 (de) * 1991-12-05 1993-06-09 Wiemeyer, Angelika, 4531 Lotte, De Elektrisch betriebene lampeneinheit
DE10103242C1 (de) * 2001-01-25 2002-08-22 Zuelfikar Celik Kraftfahrzeug-Beleuchtungsvorrichtung
DE10143792A1 (de) * 2001-09-06 2003-04-24 Aspoech Systems Fahrzeugelek K Fahrzeugrückleuchte

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2942430A1 (de) * 1979-10-17 1981-04-30 Gerd 2213 Wilster Schlüter Schaltungsanordnung zur ausfallsicherung einer fahrzeuglampe
US4446507A (en) * 1983-03-29 1984-05-01 Daniels Ronald M Automobile headlight control system
DE4140155A1 (de) * 1991-12-05 1993-06-09 Wiemeyer, Angelika, 4531 Lotte, De Elektrisch betriebene lampeneinheit
DE10103242C1 (de) * 2001-01-25 2002-08-22 Zuelfikar Celik Kraftfahrzeug-Beleuchtungsvorrichtung
DE10143792A1 (de) * 2001-09-06 2003-04-24 Aspoech Systems Fahrzeugelek K Fahrzeugrückleuchte

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2799286A1 (fr) * 2013-05-02 2014-11-05 Valeo Vision Module d'éclairage et/ou de signalisation rotatif et multifonctions
FR3005341A1 (fr) * 2013-05-02 2014-11-07 Valeo Vision Module d'eclairage et/ou de signalisation rotatif et multifonctions
FR3025290A1 (fr) * 2014-08-26 2016-03-04 Peugeot Citroen Automobiles Sa Module d'eclairage multifonction pour vehicule automobile
CN106444720A (zh) * 2016-11-14 2017-02-22 中车青岛四方机车车辆股份有限公司 轨道车辆照明系统的故障诊断方法、装置和系统
DE102018109214A1 (de) 2017-04-19 2018-10-25 Varroc Lighting Systems, s.r.o. Vorrichtung zum Erfassen einer Fehlfunktion einer planaren OLED-Lichtquelle oder einer Gruppe von OLED-Lichtquellen, insbesondere für einen Scheinwerfer oder eine Leuchte eines Kraftfahrzeugs

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